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Ubuntu Security Notice USN-6403-3
November 01, 2023

libvpx vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS (Available with Ubuntu Pro)

Summary:

Several security issues were fixed in libvpx.

Software Description:
- libvpx: VP8 and VP9 video codec

Details:

USN-6403-1 fixed several vulnerabilities in libvpx. This update provides
the corresponding update for Ubuntu 16.04 LTS.

Original advisory details:

  It was discovered that libvpx did not properly handle certain malformed
  media files. If an application using libvpx opened a specially crafted
  file, a remote attacker could cause a denial of service, or possibly
  execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
   libvpx3                         1.5.0-2ubuntu1.1+esm2

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-6403-3
   https://ubuntu.com/security/notices/USN-6403-1
   CVE-2023-44488, CVE-2023-5217